#include <bits/stdc++.h>
using namespace std;
const int N = 1e5 + 5;
const int K = 105;
const int INF = 0x3f3f3f3f;
int a[N];
int L[N], minF[N];
int dp[K][N];
int n, k;
int main() {
cin >> n >> k;
for (int i = 1; i <= n; ++i) cin >> a[i];
memset(dp, 0x3f, sizeof dp);
dp[1][0] = 0;
for (int i = 1; i <= n; ++i) dp[1][i] = max(dp[1][i - 1], a[i]);
for (int i = 2; i <= k; ++i) {
stack<pair<int, int> > S;
for (int j = i; j <= n; ++j) {
int minF = dp[i - 1][j - 1];
while (!S.empty() && a[S.top().second] <= a[j]) {
minF = min(minF, S.top().first);
//cout<<S.top().second<<' '<<S.top().first<<'\n';
S.pop();
}
dp[i][j] = min(dp[i][S.empty() ? 0 : S.top().second], minF + a[j]);
S.push(make_pair(minF, j));
}
}
cout << dp[k][n] << endl;
return 0;
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
16 ms |
41300 KB |
Output is correct |
2 |
Correct |
16 ms |
41384 KB |
Output is correct |
3 |
Correct |
17 ms |
41300 KB |
Output is correct |
4 |
Correct |
16 ms |
41300 KB |
Output is correct |
5 |
Correct |
17 ms |
41396 KB |
Output is correct |
6 |
Correct |
17 ms |
41300 KB |
Output is correct |
7 |
Correct |
17 ms |
41300 KB |
Output is correct |
8 |
Correct |
16 ms |
41392 KB |
Output is correct |
9 |
Correct |
16 ms |
41404 KB |
Output is correct |
10 |
Correct |
17 ms |
41384 KB |
Output is correct |
11 |
Correct |
16 ms |
41300 KB |
Output is correct |
12 |
Correct |
16 ms |
41364 KB |
Output is correct |
13 |
Correct |
17 ms |
41320 KB |
Output is correct |
14 |
Correct |
18 ms |
41308 KB |
Output is correct |
15 |
Correct |
18 ms |
41348 KB |
Output is correct |
16 |
Correct |
17 ms |
41300 KB |
Output is correct |
17 |
Correct |
17 ms |
41332 KB |
Output is correct |
18 |
Correct |
17 ms |
41300 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
17 ms |
41312 KB |
Output is correct |
2 |
Correct |
17 ms |
41300 KB |
Output is correct |
3 |
Correct |
17 ms |
41340 KB |
Output is correct |
4 |
Correct |
17 ms |
41388 KB |
Output is correct |
5 |
Correct |
18 ms |
41324 KB |
Output is correct |
6 |
Correct |
19 ms |
41300 KB |
Output is correct |
7 |
Correct |
17 ms |
41368 KB |
Output is correct |
8 |
Correct |
19 ms |
41428 KB |
Output is correct |
9 |
Correct |
17 ms |
41404 KB |
Output is correct |
10 |
Correct |
17 ms |
41404 KB |
Output is correct |
11 |
Correct |
17 ms |
41300 KB |
Output is correct |
12 |
Correct |
17 ms |
41356 KB |
Output is correct |
13 |
Correct |
17 ms |
41300 KB |
Output is correct |
14 |
Correct |
19 ms |
41400 KB |
Output is correct |
15 |
Correct |
18 ms |
41416 KB |
Output is correct |
16 |
Correct |
18 ms |
41308 KB |
Output is correct |
17 |
Correct |
17 ms |
41296 KB |
Output is correct |
18 |
Correct |
17 ms |
41324 KB |
Output is correct |
19 |
Correct |
17 ms |
41360 KB |
Output is correct |
20 |
Correct |
17 ms |
41416 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
16 ms |
41300 KB |
Output is correct |
2 |
Correct |
16 ms |
41384 KB |
Output is correct |
3 |
Correct |
17 ms |
41300 KB |
Output is correct |
4 |
Correct |
16 ms |
41300 KB |
Output is correct |
5 |
Correct |
17 ms |
41396 KB |
Output is correct |
6 |
Correct |
17 ms |
41300 KB |
Output is correct |
7 |
Correct |
17 ms |
41300 KB |
Output is correct |
8 |
Correct |
16 ms |
41392 KB |
Output is correct |
9 |
Correct |
16 ms |
41404 KB |
Output is correct |
10 |
Correct |
17 ms |
41384 KB |
Output is correct |
11 |
Correct |
16 ms |
41300 KB |
Output is correct |
12 |
Correct |
16 ms |
41364 KB |
Output is correct |
13 |
Correct |
17 ms |
41320 KB |
Output is correct |
14 |
Correct |
18 ms |
41308 KB |
Output is correct |
15 |
Correct |
18 ms |
41348 KB |
Output is correct |
16 |
Correct |
17 ms |
41300 KB |
Output is correct |
17 |
Correct |
17 ms |
41332 KB |
Output is correct |
18 |
Correct |
17 ms |
41300 KB |
Output is correct |
19 |
Correct |
17 ms |
41312 KB |
Output is correct |
20 |
Correct |
17 ms |
41300 KB |
Output is correct |
21 |
Correct |
17 ms |
41340 KB |
Output is correct |
22 |
Correct |
17 ms |
41388 KB |
Output is correct |
23 |
Correct |
18 ms |
41324 KB |
Output is correct |
24 |
Correct |
19 ms |
41300 KB |
Output is correct |
25 |
Correct |
17 ms |
41368 KB |
Output is correct |
26 |
Correct |
19 ms |
41428 KB |
Output is correct |
27 |
Correct |
17 ms |
41404 KB |
Output is correct |
28 |
Correct |
17 ms |
41404 KB |
Output is correct |
29 |
Correct |
17 ms |
41300 KB |
Output is correct |
30 |
Correct |
17 ms |
41356 KB |
Output is correct |
31 |
Correct |
17 ms |
41300 KB |
Output is correct |
32 |
Correct |
19 ms |
41400 KB |
Output is correct |
33 |
Correct |
18 ms |
41416 KB |
Output is correct |
34 |
Correct |
18 ms |
41308 KB |
Output is correct |
35 |
Correct |
17 ms |
41296 KB |
Output is correct |
36 |
Correct |
17 ms |
41324 KB |
Output is correct |
37 |
Correct |
17 ms |
41360 KB |
Output is correct |
38 |
Correct |
17 ms |
41416 KB |
Output is correct |
39 |
Correct |
17 ms |
41300 KB |
Output is correct |
40 |
Correct |
17 ms |
41300 KB |
Output is correct |
41 |
Correct |
17 ms |
41300 KB |
Output is correct |
42 |
Correct |
17 ms |
41384 KB |
Output is correct |
43 |
Correct |
17 ms |
41332 KB |
Output is correct |
44 |
Correct |
17 ms |
41364 KB |
Output is correct |
45 |
Correct |
17 ms |
41324 KB |
Output is correct |
46 |
Correct |
17 ms |
41404 KB |
Output is correct |
47 |
Correct |
20 ms |
41288 KB |
Output is correct |
48 |
Correct |
17 ms |
41300 KB |
Output is correct |
49 |
Correct |
17 ms |
41344 KB |
Output is correct |
50 |
Correct |
17 ms |
41340 KB |
Output is correct |
51 |
Correct |
17 ms |
41300 KB |
Output is correct |
52 |
Correct |
17 ms |
41344 KB |
Output is correct |
53 |
Correct |
17 ms |
41300 KB |
Output is correct |
54 |
Correct |
17 ms |
41300 KB |
Output is correct |
55 |
Correct |
21 ms |
41340 KB |
Output is correct |
56 |
Correct |
18 ms |
41388 KB |
Output is correct |
57 |
Correct |
17 ms |
41300 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
16 ms |
41300 KB |
Output is correct |
2 |
Correct |
16 ms |
41384 KB |
Output is correct |
3 |
Correct |
17 ms |
41300 KB |
Output is correct |
4 |
Correct |
16 ms |
41300 KB |
Output is correct |
5 |
Correct |
17 ms |
41396 KB |
Output is correct |
6 |
Correct |
17 ms |
41300 KB |
Output is correct |
7 |
Correct |
17 ms |
41300 KB |
Output is correct |
8 |
Correct |
16 ms |
41392 KB |
Output is correct |
9 |
Correct |
16 ms |
41404 KB |
Output is correct |
10 |
Correct |
17 ms |
41384 KB |
Output is correct |
11 |
Correct |
16 ms |
41300 KB |
Output is correct |
12 |
Correct |
16 ms |
41364 KB |
Output is correct |
13 |
Correct |
17 ms |
41320 KB |
Output is correct |
14 |
Correct |
18 ms |
41308 KB |
Output is correct |
15 |
Correct |
18 ms |
41348 KB |
Output is correct |
16 |
Correct |
17 ms |
41300 KB |
Output is correct |
17 |
Correct |
17 ms |
41332 KB |
Output is correct |
18 |
Correct |
17 ms |
41300 KB |
Output is correct |
19 |
Correct |
17 ms |
41312 KB |
Output is correct |
20 |
Correct |
17 ms |
41300 KB |
Output is correct |
21 |
Correct |
17 ms |
41340 KB |
Output is correct |
22 |
Correct |
17 ms |
41388 KB |
Output is correct |
23 |
Correct |
18 ms |
41324 KB |
Output is correct |
24 |
Correct |
19 ms |
41300 KB |
Output is correct |
25 |
Correct |
17 ms |
41368 KB |
Output is correct |
26 |
Correct |
19 ms |
41428 KB |
Output is correct |
27 |
Correct |
17 ms |
41404 KB |
Output is correct |
28 |
Correct |
17 ms |
41404 KB |
Output is correct |
29 |
Correct |
17 ms |
41300 KB |
Output is correct |
30 |
Correct |
17 ms |
41356 KB |
Output is correct |
31 |
Correct |
17 ms |
41300 KB |
Output is correct |
32 |
Correct |
19 ms |
41400 KB |
Output is correct |
33 |
Correct |
18 ms |
41416 KB |
Output is correct |
34 |
Correct |
18 ms |
41308 KB |
Output is correct |
35 |
Correct |
17 ms |
41296 KB |
Output is correct |
36 |
Correct |
17 ms |
41324 KB |
Output is correct |
37 |
Correct |
17 ms |
41360 KB |
Output is correct |
38 |
Correct |
17 ms |
41416 KB |
Output is correct |
39 |
Correct |
17 ms |
41300 KB |
Output is correct |
40 |
Correct |
17 ms |
41300 KB |
Output is correct |
41 |
Correct |
17 ms |
41300 KB |
Output is correct |
42 |
Correct |
17 ms |
41384 KB |
Output is correct |
43 |
Correct |
17 ms |
41332 KB |
Output is correct |
44 |
Correct |
17 ms |
41364 KB |
Output is correct |
45 |
Correct |
17 ms |
41324 KB |
Output is correct |
46 |
Correct |
17 ms |
41404 KB |
Output is correct |
47 |
Correct |
20 ms |
41288 KB |
Output is correct |
48 |
Correct |
17 ms |
41300 KB |
Output is correct |
49 |
Correct |
17 ms |
41344 KB |
Output is correct |
50 |
Correct |
17 ms |
41340 KB |
Output is correct |
51 |
Correct |
17 ms |
41300 KB |
Output is correct |
52 |
Correct |
17 ms |
41344 KB |
Output is correct |
53 |
Correct |
17 ms |
41300 KB |
Output is correct |
54 |
Correct |
17 ms |
41300 KB |
Output is correct |
55 |
Correct |
21 ms |
41340 KB |
Output is correct |
56 |
Correct |
18 ms |
41388 KB |
Output is correct |
57 |
Correct |
17 ms |
41300 KB |
Output is correct |
58 |
Correct |
21 ms |
41452 KB |
Output is correct |
59 |
Correct |
29 ms |
41828 KB |
Output is correct |
60 |
Correct |
31 ms |
41800 KB |
Output is correct |
61 |
Correct |
62 ms |
41868 KB |
Output is correct |
62 |
Correct |
143 ms |
42368 KB |
Output is correct |
63 |
Correct |
46 ms |
42432 KB |
Output is correct |
64 |
Correct |
88 ms |
42460 KB |
Output is correct |
65 |
Correct |
17 ms |
41300 KB |
Output is correct |
66 |
Correct |
17 ms |
41300 KB |
Output is correct |
67 |
Correct |
17 ms |
41404 KB |
Output is correct |
68 |
Correct |
18 ms |
41392 KB |
Output is correct |
69 |
Correct |
17 ms |
41304 KB |
Output is correct |
70 |
Correct |
18 ms |
41340 KB |
Output is correct |
71 |
Correct |
37 ms |
41492 KB |
Output is correct |
72 |
Correct |
22 ms |
41436 KB |
Output is correct |
73 |
Correct |
24 ms |
41404 KB |
Output is correct |
74 |
Correct |
29 ms |
41768 KB |
Output is correct |
75 |
Correct |
32 ms |
41804 KB |
Output is correct |
76 |
Correct |
74 ms |
41860 KB |
Output is correct |
77 |
Correct |
186 ms |
42496 KB |
Output is correct |
78 |
Correct |
47 ms |
42448 KB |
Output is correct |
79 |
Correct |
104 ms |
42412 KB |
Output is correct |
80 |
Correct |
45 ms |
42344 KB |
Output is correct |
81 |
Correct |
58 ms |
42448 KB |
Output is correct |
82 |
Correct |
180 ms |
42528 KB |
Output is correct |
83 |
Correct |
17 ms |
41344 KB |
Output is correct |
84 |
Correct |
19 ms |
41404 KB |
Output is correct |
85 |
Correct |
33 ms |
41540 KB |
Output is correct |
86 |
Correct |
21 ms |
41536 KB |
Output is correct |
87 |
Correct |
23 ms |
41528 KB |
Output is correct |
88 |
Correct |
30 ms |
41772 KB |
Output is correct |
89 |
Correct |
31 ms |
41924 KB |
Output is correct |
90 |
Correct |
66 ms |
42004 KB |
Output is correct |
91 |
Correct |
167 ms |
42808 KB |
Output is correct |
92 |
Correct |
46 ms |
42652 KB |
Output is correct |
93 |
Correct |
96 ms |
42752 KB |
Output is correct |
94 |
Correct |
19 ms |
41428 KB |
Output is correct |
95 |
Correct |
33 ms |
41480 KB |
Output is correct |
96 |
Correct |
18 ms |
41348 KB |
Output is correct |
97 |
Correct |
17 ms |
41400 KB |
Output is correct |
98 |
Correct |
17 ms |
41300 KB |
Output is correct |
99 |
Correct |
16 ms |
41300 KB |
Output is correct |